linux-kernel - Re: [PATCH v2 0/4] power: wire-up filesystem freeze/thaw with suspend/resume

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Message-ID: <cudrf6vttxuxrihqcd5bw52oagvkw7oyvgil37l5iq6njsnqlm@ljgewfzdttx4>
Date: Mon, 4 Aug 2025 15:51:16 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Askar Safin <safinaskar@...omail.com>
Cc: Miklos Szeredi <miklos@...redi.hu>, Jan Kara <jack@...e.cz>, 
	brauner <brauner@...nel.org>, "James.Bottomley" <James.Bottomley@...senpartnership.com>, 
	ardb <ardb@...nel.org>, "boqun.feng" <boqun.feng@...il.com>, david <david@...morbit.com>, 
	djwong <djwong@...nel.org>, hch <hch@...radead.org>, linux-efi <linux-efi@...r.kernel.org>, 
	linux-fsdevel <linux-fsdevel@...r.kernel.org>, linux-kernel <linux-kernel@...r.kernel.org>, 
	mcgrof <mcgrof@...nel.org>, mingo <mingo@...hat.com>, pavel <pavel@...nel.org>, 
	peterz <peterz@...radead.org>, rafael <rafael@...nel.org>, will <will@...nel.org>, 
	Joanne Koong <joannelkoong@...il.com>, linux-pm <linux-pm@...r.kernel.org>, 
	senozhatsky <senozhatsky@...omium.org>
Subject: Re: [PATCH v2 0/4] power: wire-up filesystem freeze/thaw with
 suspend/resume

On (25/08/04 10:02), Askar Safin wrote:
> What about this timeout solution: https://lore.kernel.org/linux-fsdevel/20250122215528.1270478-1-joannelkoong@gmail.com/ ?
> Will it work? As well as I understand, currently kernel waits 20 seconds, when it tries to freeze processes when suspending.
> So, what if we use this Joanne Koong's timeout patch, and set timeout to 19 seconds?

I think the problem with this approach is that not all fuse connections
are remote (over the network).  One can use fuse to mount vfat/ntfs or
even archives.  Destroying those connections for suspend is unlikely to
be loved by users.